Moldy smell from vents.. Want to spray Lysol into air intake.
After reading here, I figure i might as well try spraying Lysol into the air intake before anything else, but I have a few questions...
1. Where exactly is the intake? Is it by the battery? like here-> https://mbworld.org/forums/c-class-w203/213268-diy-cabin-filter-replacement.html
2. Do i spray the whole can while the AC is ON or OFF?
3. How long do I leave the AC/AIR ON for after spraying?
4. DO i turn recycle on while doing this ?
5. Are there any other filters in the car that can be replaced to avoid this smell?
In addition to the above I read about cleaning the mold off the evaporator, can i do this my self and if so, where is it located...
I'm doing the cabin/AC filter soon to solve the smell, maybe you should just do the same..
The air intake is on the passenger side of the car, below the windshield. Remove the cover above the battery, and spray according to the instructions on the can. You will have to repeat the process every few months.

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I put the A/C fan into recirculate at full speed and spray for about 10 seconds and then turn off the fan. I usually do this a few times a week and when I am done driving for the night since the Lysol has a strong smell. It does get rid of the majority of the problem but not all. Just something I will have to live with.
Unfortunately the only way to have this problem solved is to have the evaporator core changed. I am sure it is pretty expensive and the same thing will probably return in a year or two.
I put the A/C fan into recirculate at full speed and spray for about 10 seconds and then turn off the fan. I usually do this a few times a week and when I am done driving for the night since the Lysol has a strong smell. It does get rid of the majority of the problem but not all. Just something I will have to live with.
Unfortunately the only way to have this problem solved is to have the evaporator core changed. I am sure it is pretty expensive and the same thing will probably return in a year or two.
I put the A/C fan into recirculate at full speed and spray for about 10 seconds and then turn off the fan. I usually do this a few times a week and when I am done driving for the night since the Lysol has a strong smell. It does get rid of the majority of the problem but not all. Just something I will have to live with.
Unfortunately the only way to have this problem solved is to have the evaporator core changed. I am sure it is pretty expensive and the same thing will probably return in a year or two.
My dealer replaced the core (warranty) in my 04 c240 and of course the smell went away - now of course after @ 6 months it is back.

I put the A/C fan into recirculate at full speed and spray for about 10 seconds and then turn off the fan. I usually do this a few times a week and when I am done driving for the night since the Lysol has a strong smell. It does get rid of the majority of the problem but not all. Just something I will have to live with.
Unfortunately the only way to have this problem solved is to have the evaporator core changed. I am sure it is pretty expensive and the same thing will probably return in a year or two.
$160, they saw you coming. Our dealers here give everything a squirt at every service. Charge - nominal - maybe $15 - This does not let the problem develop in the first place. The trick is not to let the bacteria multiply.

EDIT: I live in Las Vegas and my c230 does this as well. Then again, i traced the owner history of my card and it's from socal so it may have started there.
Last edited by billbugger; Oct 30, 2008 at 06:39 PM.
Thanks,
Leif W.
Thanks,
Leif
If you do not know what the door is, it is a flap that closes when the outside temp is over 97?. An easy way to see how it works is to look behind the cabin filter when the car is off. You will see the fan. Turn on the car and you will see what appears to be a sleeve that will come up and close off outside air from coming in. It will gradually open as the interior of the car cools. The manufacture felt that when the outside temp is very hot, it is more efficient to just cool the air inside the cabin. Then slowly allow outside air to come in. Whole process is about 30 mins before the door is fully open again.
This is the main reason that I only use the return vents in the passenger foot well, since the door is closed most all the time in the summer.






